Users may be able to launch containers that bypass the mountable secrets policy enforced by the ServiceAccount admission plugin when using ephemeral containers. The policy ensures pods running with a service account may only reference secrets specified in the service account’s secrets field. Kubernetes clusters are only affected if the ServiceAccount admission plugin and the kubernetes.io/enforce-mountable-secrets annotation are used together with ephemeral containers.
CVE-2023-2728
This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 4.7%, top 10% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 6.5
- EG Score
- 6.5(medium)
- EPSS
- 80.0%
- KEV
- Not listed
Published
July 3, 2023
Last Modified
February 13, 2025
References (8)
- jordan@liggitthttp://www.openwall.com/lists/oss-security/2023/07/06/3
- jordan@liggitthttps://github.com/kubernetes/kubernetes/issues/118640
- jordan@liggitthttps://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8
- jordan@liggitthttps://security.netapp.com/advisory/ntap-20230803-0004/
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/07/06/3
- af854a3a-2127-422b-91ae-364da2661108https://github.com/kubernetes/kubernetes/issues/118640
- af854a3a-2127-422b-91ae-364da2661108https://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8
- af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230803-0004/
Vendor Advisories for CVE-2023-2728(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | microshift-0:4.14.0-202310261440.p0.g1586504.assembly.4.14.0.el9 | 2023-10-31 | redhat |
| redhat | wasmedge-0:0.12.1-2.rhaos4.14.el9 | 2023-10-31 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Go(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| k8s.io/kubernetes | — | 1.27.3 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 45× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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- 2026-05-24 22:08 UTCEG score recompute
- 2026-05-24 22:08 UTCVendor advisory
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Frequently asked(5)
What is CVE-2023-2728?
When was CVE-2023-2728 disclosed?
Is CVE-2023-2728 actively exploited?
What is the CVSS score of CVE-2023-2728?
How do I remediate CVE-2023-2728?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-2728
Is Your Infrastructure Affected by CVE-2023-2728?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.